ARRMA 18T 0.8Mod Safe-D5 RC Pinion Gear - ARA311001

The ARRMA ARA311001 is an 18-tooth, 0.8 module pinion gear featuring a Safe-D5 bore, designed as a direct-fit replacement or gear ratio adjustment part for a wide range of ARRMA RC vehicles. The Safe-D5 interface uses a flat-sided shaft design that provides a secure, slip-resistant fit with compatible ARRMA motors, making it a reliable drivetrain component for bashing and racing use. This pinion gear is compatible with numerous ARRMA models across the Granite, Senton, Typhon, Kraton, Talion, and Limitless lines, among others, covering both 4WD short course, buggy, and truggy platforms.

Key Features

• 18-tooth count with 0.8 module pitch, suited for standard ARRMA electric drivetrain configurations
• Safe-D5 bore design provides a positive, secure fit on flat-shaft motors, reducing gear slip under load
• Direct OEM replacement for the specified ARRMA models, maintaining stock gear ratio when fitted
• Compatible across a broad range of ARRMA 1/10 and 1/8 scale electric platforms, making it a useful part to keep in stock
• Part number ARA311001 for precise identification when ordering spares

Compatible With

• ARA3505T1, ARA3505T2, ARA3505T3 (ARRMA Granite)
• ARA3521T1, ARA3521T2, ARA3521T3 (ARRMA Senton)
• ARA3530T1, ARA3530T2 (ARRMA Vorteks)
• ARA3537T1, ARA3537T2, ARA3537T3
• ARA4302V4T1, ARA4302V4T2, ARA4302V4T3
• ARA4303V4T1, ARA4303V4T2, ARA4303V4T3
• ARA4305V4T1, ARA4305V4T2, ARA4305V4T3
• ARA4306V4T1, ARA4306V4T2, ARA4306V4T3, ARA4306V4T4
• ARA4312V4T1, ARA4312V4T2, ARA4312V4T3
• ARA4315V4T1, ARA4315V4T2, ARA4315V4T3
• ARA4404T1, ARA4404T2
• ARA4408V2T3, ARA4408V2T4
• ARA4410V2T3, ARA4410V2T4

What's Included

• 1x ARRMA 18T 0.8Mod Safe-D5 Pinion Gear (ARA311001)